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37 lines
1.3 KiB
Diff
37 lines
1.3 KiB
Diff
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From 8c4205446ace4f14ec8725d11f46b570e9bc1fd3 Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Fri, 23 Oct 2020 14:15:41 +0100
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Subject: [PATCH] overlays: Add option to disable composite to
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vc4-kms-v3d
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Composite gets enabled automatically if HDMI isn't detected,
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which can cause some grief in X should it be not connected
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and touchscreens are in use.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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arch/arm/boot/dts/overlays/README | 2 ++
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arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts | 1 +
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2 files changed, 3 insertions(+)
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -2949,6 +2949,8 @@ Params: cma-512 CMA is 5
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cma-default Use upstream's default value
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audio Enable or disable audio over HDMI (default "on")
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noaudio Disable all HDMI audio (default "off")
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+ nocomposite Disable the composite video output (default
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+ "off")
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Name: vc4-kms-v3d-pi4
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--- a/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
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+++ b/arch/arm/boot/dts/overlays/vc4-kms-v3d-overlay.dts
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@@ -118,5 +118,6 @@
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__overrides__ {
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audio = <0>,"!13", <0>,"=14";
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noaudio = <0>,"=13", <0>,"!14";
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+ nocomposite = <0>, "!11";
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};
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};
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